






"""simple docstring"""


from math import log

from scipy.constants import Boltzmann, physical_constants

__SCREAMING_SNAKE_CASE   =   3_00  # TEMPERATURE (unit = K)


def        UpperCAmelCase      (					a__     ,      a__     ,      a__     ,      ):





						'''simple docstring'''






						if donor_conc <= 0:
												raise ValueError('Donor concentration should be positive' )
						elif acceptor_conc <= 0:
												raise ValueError('Acceptor concentration should be positive' )
						elif intrinsic_conc <= 0:
												raise ValueError('Intrinsic concentration should be positive' )
						elif donor_conc <= intrinsic_conc:
												raise ValueError(
												    'Donor concentration should be greater than intrinsic concentration' )
						elif acceptor_conc <= intrinsic_conc:
												raise ValueError(
												    'Acceptor concentration should be greater than intrinsic concentration' )
						else:
												return (
												    Boltzmann
												    * T
												    * log((donor_conc * acceptor_conc) / intrinsic_conc**2 )
												    / physical_constants["electron volt"][0]
												)


if __name__ == "__main__":
		import doctest

		doctest.testmod()







"""simple docstring"""


import qiskit


def        UpperCAmelCase      (					a__     ,      a__ ):





						'''simple docstring'''






						lowerCAmelCase   :List[Any]						=			qiskit.Aer.get_backend('aer_simulator' )

						# Create a Quantum Circuit acting on the q register
						lowerCAmelCase   :Optional[int]						=			qiskit.QuantumCircuit(a__     ,      a__ )

						# Apply X (NOT) Gate to Qubits 0 & 1
						circuit.x(0 )
						circuit.x(1 )

						# Map the quantum measurement to the classical bits
						circuit.measure([0, 1]     ,      [0, 1] )

						# Execute the circuit on the qasm simulator
						lowerCAmelCase   :Dict						=			qiskit.execute(a__     ,      a__     ,      shots=10_00 )

						# Return the histogram data of the results of the experiment.
						return job.result().get_counts(a__ )


if __name__ == "__main__":
		__SCREAMING_SNAKE_CASE   =   single_qubit_measure(2, 2)
		print(F"""Total count for various states are: {counts}""")